28289664

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1889}}^1$

素因数の和:1922

約数の個数: 96

約数和(自身を含む): 87714900

約数和(自身を除く): 59425236

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 288, 312, 384, 416, 468, 576, 624, 832, 936, 1152, 1248, 1664, 1872, 1889, 2496, 3744, 3778, 4992, 5667, 7488, 7556, 11334, 14976, 15112, 17001, 22668, 24557, 30224, 34002, 45336, 49114, 60448, 68004, 73671, 90672, 98228, 120896, 136008, 147342, 181344, 196456, 221013, 241792, 272016, 294684, 362688, 392912, 442026, 544032, 589368, 725376, 785824, 884052, 1088064, 1178736, 1571648, 1768104, 2176128, 2357472, 3143296, 3536208, 4714944, 7072416, 9429888, 14144832, 28289664]

約数ペア:

[(1, 28289664), (2, 14144832), (3, 9429888), (4, 7072416), (6, 4714944), (8, 3536208), (9, 3143296), (12, 2357472), (13, 2176128), (16, 1768104), (18, 1571648), (24, 1178736), (26, 1088064), (32, 884052), (36, 785824), (39, 725376), (48, 589368), (52, 544032), (64, 442026), (72, 392912), (78, 362688), (96, 294684), (104, 272016), (117, 241792), (128, 221013), (144, 196456), (156, 181344), (192, 147342), (208, 136008), (234, 120896), (288, 98228), (312, 90672), (384, 73671), (416, 68004), (468, 60448), (576, 49114), (624, 45336), (832, 34002), (936, 30224), (1152, 24557), (1248, 22668), (1664, 17001), (1872, 15112), (1889, 14976), (2496, 11334), (3744, 7556), (3778, 7488), (4992, 5667)]